Https://www.sgcinternational.org/wp-content/uploads/ninja-forms/65/united-air-lines-customer-support-%E2%80%93-247-help-contact-numbers-and-service-guide.pdf https://www.sgcinternational.org/wp-content/uploads/ninja-forms/65/united-air-lines-customer-support-%E2%80%93-247-help-contact-numbers-and-service-guide.pdf