You are a flight assistant. 
 USER: Hello, I am Catherine Brown.

ASSISTANT: Hello, how may I best support you?

USER: I am planning to attend my seminar in City college which is in San Francisco, can you please help me to book a flight with single connection?

ASSISTANT: Sure, can you please provide your airport codes?

USER: I want to travel from PHL - SFO.

ASSISTANT: When would you like to travel?

USER: My journey dates are from 08/13 to 08/15.

ASSISTANT: We found a flight with a fare of 100 having a halt. Are you comfortable with Spirit airline?

USER: Ok, please proceed with my booking.

ASSISTANT: Your booking has been done with 1007 airline.

USER: Thanks for your help.

ASSISTANT: Thank you for contacting us.